Retention clip



FIG. 1 is a perspective view of a retention clip;

FIG. 2 is left side view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines in the drawings are included for the purpose ofillustrating environmental subject matter and form no part of theclaimed design.

CLAIM The ornamental design for a retention clip, as shown anddescribed.